bla.bla.bla = SomeWindows/Path With/Spaces In/It

##</code><code>##

bla.bla.bla = SomeWindows/Path\ With/Spaces\ In/It

##</code><code>##

^(bla.bla.bla\s=\s)([\S]+)(\s)([\S]+)$

##</code><code>##

$1$2\\$3$4